rkt: factor out code to get PodManifest
rkt: factor out code to get PodManifest

rkt/rkt,squeed/rkt,Shashwatsh/rkt,squeed/rkt,linki/rkt,euank/rkt,nhlfr/rkt,joshix/rkt,intelsdi-x/rkt,yifan-gu/rkt,sgotti/rkt,endocode/rkt,markllama/rkt,s-urbaniak/rkt,sgotti/rkt,squeed/rkt,jjlakis/rkt,kbrwn/rkt,euank/rkt,sstabellini/rkt,ybubnov/rkt,dgonyeo/rkt,yifan-gu/rkt,jonboulle/rkt,Shashwatsh/rkt,joshix/rkt,endocode/rkt,kinvolk/rkt,sstabellini/rkt,shobhit85/rkt,matthaias/rkt,jzelinskie/rkt,ybubnov/rkt,coreos/rkt,intelsdi-x/rkt,linki/rkt,krnowak/rkt,tmrts/rkt,tmrts/rkt,matthaias/rkt,s-urbaniak/rkt,akshaykarle/rkt,achanda/rkt,jakon89/rkt,monstermunchkin/rkt,krnowak/rkt,shobhit85/rkt,jonboulle/rkt,lucasallan/rkt,mike1729/rkt,achanda/rkt,cab105/rkt,monstermunchkin/rkt,rkt/rkt,krnowak/rkt,kinvolk/rkt,kinvolk/rkt,sinfomicien/rkt,jjlakis/rkt,yifan-gu/rocket,mike1729/rkt,liugenping/rkt,yifan-gu/rkt,intelsdi-x/rkt,markllama/rkt,achanda/rkt,cab105/rkt,matthaias/rkt,ybubnov/rkt,kbrwn/rkt,monstermunchkin/rkt,dgonyeo/rkt,coreos/rkt,alban/rkt,il9ue/rkt,rkt/rkt,nhlfr/rkt,yifan-gu/rocket,jasonchaffee/rkt,Wilybald/rkt,coreos/rkt,endocode/rkt,jasonchaffee/rkt,il9ue/rkt,Wilybald/rkt,jzelinskie/rkt,euank/rkt,sgotti/rkt,jjlakis/rkt,jasonchaffee/rkt,liugenping/rkt,il9ue/rkt,yifan-gu/rocket,sinfomicien/rkt,blixtra/rkt,kbrwn/rkt,markllama/rkt,tmrts/rkt,joshix/rkt,alban/rkt,lucasallan/rkt,lucasallan/rkt,s-urbaniak/rkt,shobhit85/rkt,jakon89/rkt,liugenping/rkt,lucasallan/rkt,kinvolk/rkt,sinfomicien/rkt,rkt/rkt,cab105/rkt,Wilybald/rkt,Wilybald/rkt,linki/rkt,sstabellini/rkt,akshaykarle/rkt,nhlfr/rkt,dgonyeo/rkt,blixtra/rkt,alban/rkt,jzelinskie/rkt,joshix/rkt,Shashwatsh/rkt,mike1729/rkt,akshaykarle/rkt,jonboulle/rkt,blixtra/rkt,jakon89/rkt